常用API之Set

public static void main(String[] args) {
        Jedis jedis = new Jedis("127.0.0.1",6379);
        jedis.auth("12345");
        jedis.flushDB();

        System.out.println("==================向集合中添加元素(不重复)==================");
        System.out.println(jedis.sadd("eleSet","e1","e2","e3","e4","e5","e6","e7","e8"));
        System.out.println(jedis.sadd("eleSet","e9"));
        System.out.println("eleSet中所有元素为:"+jedis.smembers("eleSet"));
        System.out.println("删除一个元素e1:"+jedis.srem("eleSet","e1"));
        System.out.println("eleSet中所有元素为:"+jedis.smembers("eleSet"));
        System.out.println("随机移除集合中的一个元素:"+jedis.spop("eleSet"));
        System.out.println("随机移除集合中的一个元素:"+jedis.spop("eleSet"));
        System.out.println("eleSet中所有元素为:"+jedis.smembers("eleSet"));
        System.out.println("eleSet中包含元素的个数:"+jedis.scard("eleSet"));
        System.out.println("e3是否在eleSet中:"+ jedis.sismember("eleSet","e3"));
        System.out.println("e2是否在eleSet中:"+ jedis.sismember("eleSet","e2"));
        System.out.println("e9是否在eleSet中:"+ jedis.sismember("eleSet","e9"));
        System.out.println("=============================================");
        System.out.println(jedis.sadd("eleSet1","e1","e2","e3","e4","e5","e6","e7","e8"));
        System.out.println(jedis.sadd("eleSet2","e0","e9","e3","e4","e5"));
        System.out.println("将eleSet1中删除e1并存入eleSet3中:"+jedis.smove("eleSet1","eleSet3","e1"));
        System.out.println("将eleSet1中删除e3并存入eleSet3中:"+jedis.smove("eleSet1","eleSet3","e3"));
        System.out.println("eleSet1中所有元素为:"+jedis.smembers("eleSet1"));
        System.out.println("eleSet3中所有元素为:"+jedis.smembers("eleSet3"));
        System.out.println("========================集合运算=====================");
        System.out.println("eleSet1中的元素:"+jedis.smembers("eleSet1"));
        System.out.println("eleSet2中的元素:"+jedis.smembers("eleSet2"));
        System.out.println("eleSet1和eleSet2的交集:"+jedis.sinter("eleSet1","eleSet2"));
        System.out.println("eleSet1和eleSet2的并集:"+jedis.sunion("eleSet1","eleSet2"));
        System.out.println("eleSet1和eleSet2的差集:"+jedis.sdiff("eleSet1","eleSet2"));
        System.out.println(jedis.sinterstore("eleSet4","eleSet1","eleSet2"));
        System.out.println("eleSet4中的元素:"+jedis.smembers("eleSet4"));
    }

 

posted @ 2021-08-02 17:31  zheng_newbie  阅读(81)  评论(0编辑  收藏  举报